| /* |
| * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.nio.fs; |
| |
| import java.io.IOException; |
| import java.nio.file.Path; |
| import java.security.AccessController; |
| import java.security.PrivilegedAction; |
| |
| /** |
| * File type detector that uses a file extension to look up its MIME type |
| * via the Apple Uniform Type Identifier interfaces. |
| */ |
| class UTIFileTypeDetector extends AbstractFileTypeDetector { |
| UTIFileTypeDetector() { |
| super(); |
| } |
| |
| private native String probe0(String fileExtension) throws IOException; |
| |
| @Override |
| protected String implProbeContentType(Path path) throws IOException { |
| Path fn = path.getFileName(); |
| if (fn == null) |
| return null; // no file name |
| |
| String ext = getExtension(fn.toString()); |
| if (ext.isEmpty()) |
| return null; // no extension |
| |
| return probe0(ext); |
| } |
| |
| static { |
| AccessController.doPrivileged(new PrivilegedAction<>() { |
| @Override |
| public Void run() { |
| System.loadLibrary("nio"); |
| return null; |
| } |
| }); |
| } |
| } |